CVE-2025-21266HIGH 8.8EPSS p64.8%

CVE-2025-21266CVE-2025-21266

Description

Windows Telephony Service Remote Code Execution Vulnerability

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS1.22% probability of exploitation · percentile 64.8% · 2026-06-18T12:00:27Z
Published2025-01-14
Last modified2025-01-27

Underlying weaknesses· 1

CWE-122

References

  1. https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21266

1

TypeTargetConfidenceTier
WeaknessHeap-based Buffer Overflowcwe-1220%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
CVE-2025-21246
CVE
CVE-2025-21286
CVE
CVE-2025-21236
CVE
CVE-2025-21223
CVE
CVE-2025-21244
CVE
CVE-2025-21273
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.